From 1d6693fb9d157f64a71be8741c83305782cd98bc Mon Sep 17 00:00:00 2001
From: Konstantin Khlebnikov <khlebnikov@yandex-team.ru>
Date: Tue, 5 Mar 2019 15:41:34 -0800
Subject: [PATCH] scripts/decode_stacktrace.sh: handle RIP address with segment

decode line:

  RIP: 0010:khugepaged+0x2a2/0x2280

into

  RIP: 0010:khugepaged (mm/khugepaged.c:1885)

Link: http://lkml.kernel.org/r/154660071227.52726.15645307951282727605.stgit@buzz
Signed-off-by: Konstantin Khlebnikov <khlebnikov@yandex-team.ru>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
 scripts/decode_stacktrace.sh | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/scripts/decode_stacktrace.sh b/scripts/decode_stacktrace.sh
index 98a7d63a723e..bcdd45df3f51 100755
--- a/scripts/decode_stacktrace.sh
+++ b/scripts/decode_stacktrace.sh
@@ -37,6 +37,13 @@ parse_symbol() {
 	symbol=${symbol#\(}
 	symbol=${symbol%\)}
 
+	# Strip segment
+	local segment
+	if [[ $symbol == *:* ]] ; then
+		segment=${symbol%%:*}:
+		symbol=${symbol#*:}
+	fi
+
 	# Strip the symbol name so that we could look it up
 	local name=${symbol%+*}
 
@@ -84,7 +91,7 @@ parse_symbol() {
 	code=${code//$'\n'/' '}
 
 	# Replace old address with pretty line numbers
-	symbol="$name ($code)"
+	symbol="$segment$name ($code)"
 }
 
 decode_code() {